#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
#include <graphics.h>
#include <time.h>
#include <math.h>
#include <stdlib.h>
#include <conio.h>

struct  Point {
    double x,y;
    COLORREF color;
};

COLORREF colors[7] = {RGB(255,332,83),RGB(255,222,250),RGB(255,0,0),RGB(255,0,0),RGB(255,2,2),RGB(255,0,8),RGB(255,5,5)};
const int xScreen = 1200;
const int yScreen = 800;
const double PI = 3.1415926;
const double e = 2.71828;
const double averag_distance = 0.162;
const int quantity = 506;
const int circles = 210;
const int frames = 20;
Point origin_points[quantity];
Point points[circles * quantity];
IMAGE iamges[frames];

double screen_x(double x) {
    x += xScreen / 2;
    return x;
}

double screen_y(double y) {
    y += -y + yScreen / 2;
    return y;
}

int creat_random(int x1,int x2) {
    if (x2 > x1) {
        return rand() % (x2 - x1 + 1) + x1;
    }
}

void creat_data() {
    int index = 0;
    double x1 = 0,y1 = 0,x2= 0,y2 = 0;
    for (double radian = 0; radian <= 2 * PI;radian += 0.005) {
        x2 = 16 * pow(sin(radian),3);
        y2 = 13 * cos(radian) - 5 * cos(2 * radian) -2 * cos(3 * radian) -cos(4 * radian);
        double distance = sqrt(pow(x2 - x1,2) +pow(y2 - y1,2));
        if (distance > averag_distance) {
            x1 = x2,y1 = y2;
            origin_points[index].x =x2;
            origin_points[index].y = y2;
        }
    }

    index = 0;
    for (double size = 0.1,lightness = 1.5;size<=20;size+=0.1) {
        double success_p =1 / (1 + pow(e,8-size/ 2));
        if (lightness > 1)
            lightness -= 0.0025;
        for (int i = 0;i < quantity;i++) {
            if (success_p > creat_random(0,6)) {
                points[index].color = colors[creat_random(0,6)];
                points[index].x = size * origin_points[i].x + creat_random(-4,4);
                points[index].y = size * origin_points[i].y + creat_random(-4,4);
            }
        }
    }

    int points_size = index;
    for (int frame = 0; frame < frames;++frame) {
        images[frame] = IMAGE(xScreen,yScreen);
        SetWorkingImage(&images[frame]);
        for (index = 0;index < points_size;++index) {
            double x = points[index].x,y = points[index].y;
            double distance = sqrt(pow(x,2)+pow(y,2));
            double diatance_increase = -0.0009 * distance * distance + 0.35714 * distance +5;
            double x_increase = diatance_increase * x /distance/frames;
            double y_increase = diatance_increase * y /distance/frames;
            points[index].x += x_increase;
            points[index].y += y_increase;
            setfillcolor(points[index].color);
            solidcircle(screen_x(points[index].x),screen_y(points[index].y),1);
        }
        for (double size = 17;size < 23;size+=0.3) {
            for (index = 0;index < quantity;++index) {
                if ((creat_random(0,100) / 100.0 > 0.6 && size>= 20) ||
                    (size < 20 && creat_random(0,100)/100.0 > 0.95)) {
                    double x,y;
                    if (size >= 20) {
                        x = origin_pointsp[index].x * size + creat_random(-frame * frame/5 -15,frame * frame /5 +15);
                        y = origin_pointsp[index].y * size + creat_random(-frame * frame/5 -15,frame * frame /5 +15);
                    }
                }
            }
        }
    }
}






// TIP 要<b>Run</b>代码，请按 <shortcut actionId="Run"/> 或点击装订区域中的 <icon src="AllIcons.Actions.Execute"/> 图标。
int main() {
    // TIP 当文本光标位于 <b>lang</b> 变量名称处时，按 <shortcut actionId="RenameElement"/> 可以查看 CLion 如何帮助您重命名该变量。
    auto lang = "C++";
    std::cout << "Hello and welcome to " << lang << "!\n";

    for (int i = 1; i <= 5; i++) {
        // TIP 按 <shortcut actionId="Debug"/> 开始调试代码。我们已为您设置了一个 <icon src="AllIcons.Debugger.Db_set_breakpoint"/> 断点，但您可以随时按 <shortcut actionId="ToggleLineBreakpoint"/> 添加更多断点。
        std::cout << "i = " << i << std::endl;
    }

    return 0;
    // TIP 请访问 <a href="https://www.jetbrains.com/help/clion/">jetbrains.com/help/clion/</a> 查看 CLion 帮助。此外，您还可以从主菜单中选择“帮助 | 学习 IDE 功能”，尝试 CLion 的交互式课次。
}